Jaroslav Hájek was a Czech mathematician who worked in theoretical and nonparametric statistics. The Hajek projection and the Hájek–Le Cam convolution theorem are named for him. Wikipedia
Born: February 4, 1926, Poděbrady, Czechia
Died: 1974 (age 48 years), Prague, Czechia
Notable students: Jana Jurečková, Marie Hušková, J. Hurt, and more
Academic advisor: Josef Novak
Education: Czechoslovak Academy of Sciences (1951–1954) and Czech Technical University in Prague (1945–1949)